Troubleshooting - Panasonic SC-HC55DB Operating Instructions Manual

Troubleshooting

Before requesting service, make the following checks. If you are
in doubt about some of the check points, or if the solutions
indicated in the following guide do not solve the problem, consult
your dealer for instructions.
Common problems
Incorrect display or play will not start.
≥ You have not inserted the disc properly. Insert it correctly.
≥ The disc is scratched or dirty (Tracks skipped).
≥ There is moisture on the lens. Wait for about an hour and then
try again.
MP3 cannot be read.
≥ You may not be able to play MP3 if you have copied a
multi-session disc that has no data between sessions.
≥ When creating a multi-session disc, it is necessary to close the
session.
≥ The amount of data on the disc is too small. Set the amount of
data to above 5 MB.
Noise is heard or no sound.
≥ While playing MP3, noise may occur if the recording is poor.
≥ Keep this unit away from mobile phones if the interference is
apparent.
≥ Turn the volume up.
≥ Switch the unit off, check and correct the connection and then
switch the unit on. Causes include straining of the speakers
through excessive volume or power and using the unit in a hot
environment.
Humming heard during play.
≥ An AC mains lead or fluorescent light is near the cords. Keep
other appliances and cords away from this unit's cables.
A beat sound or noise is heard while receiving radio
broadcast.
≥ Switch the television or other audio player off or separate it
from the unit.
≥ Switch the portable audio player off if connected to the EXT-IN
AUX port.
[HC35] A low hum or noise is heard during AM broadcast.
≥ Keep the antenna away from other cables and cords.
≥ Keep the AM antenna away from the unit.
The picture on the television near the unit disappears or
stripes appear on the screen.
≥ The location and orientation of the antenna are incorrect.
≥ The television antenna wire is too close to the unit. Separate
the antenna wire of the television from the unit.
No response when remote control buttons are pressed.
≥ Check that the battery is inserted correctly (
20
[HC55] Open/close sensor
The sliding door does not open (or malfunctions).
≥ Is the unit turned on?
≥ Is the open/close sensor turned off? (
≥ During CD playback or pause, the CD operation side of the
sliding door will not open.
≥ The open/close sensor may not react to dark objects.
≥ Depending on the lighting, the open/close sensor may
malfunction.
In this case, try moving the unit to a different place. (Do not
place this unit under strong lighting, e.g., direct sunlight or
fluorescent lights, etc.)
≥ When the open/close sensor is on, the sliding door may open/
close while operating the buttons on the top of the unit.
In this case, use the remote control.
The open/close button lights are flashing.
≥ If there is an object close to both open/close sensors, both
open/close button lights will flash and the open/close sensor
will not function.
In this case try the below:
jChanging the sensor setting to "MODE 1". (
jMove the unit away from the object, or vice versa. (It will take
a few seconds for the unit to check if the clearance is
sufficient.)
The open/close sensor sound effect cannot be heard when
the sliding door opens/closes.
≥ This is normal while listening to the radio, during playback, etc.
or when linked to a Bluetooth
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